Photo to PDF vs SolarCalc ROI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Photo to PDF
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Turn photos and paper into clean, shareable PDF documents in seconds. Snap a page, pick a picture from your photos, or use Smart Scan to find the edges automatically, then export a tidy PDF you can share, save to Files or print. No account, no sign-up: your documents stay on your device. SCAN OR PICK PHOTOS • Smart Scan finds the page edges and straightens them for you • Take a photo with the camera or choose one from your photo library • Every new scan is named automatically, rename it whenever you like EDIT EVERY PAGE • Rotate pages with one tap • With Premium: Crop, Grayscale, Black & White and Auto-enhance for crisp, readable pages • With Premium: fine-tune brightness and contrast • Edit or retake any saved page later, in the same position ORGANIZE YOUR DOCUMENTS • All documents in one library with thumbnails, page counts and dates • Search by name, sort by last modified, date created or name • Switch between list and grid view • Drag and drop to reorder pages EXPORT PDF YOUR WAY • Preview the whole PDF before you send it • Share by Mail, Messages, AirDrop and more, save to Files or print • Page size: A4, US Letter or Fit to image • With Premium: High quality or Small file for sharper scans or lighter attachments EXTRACT TEXT • With Premium: recognize the text on your pages on the device, then copy or share it DESIGNED FOR EVERY SCREEN • Works on iPhone and iPad, with a two-pane layout on iPad that keeps your library beside your document • Light and dark mode, following your system setting ABOUT PREMIUM Premium is an optional auto-renewable subscription. Payment is charged to your Apple Account when you confirm the purchase. The subscription renews automatically unless it is canceled at least 24 hours before the end of the current period. You can manage or cancel it anytime in your Apple Account settings. From receipts and homework to contracts and notes, Photo to PDF keeps your paperwork a tap away. FREE FEATURES • Create 10 new documents a day • Up to 2 pages per document • Smart Scan for 20 free pages in total • Take photos or choose one picture at a time from your library • Rotate pages, edit or retake saved pages • Reorder pages by drag and drop • PDF preview, share, save to Files and print • A4, US Letter or Fit to image page size • Search, sort and list or grid view in your library • PDFs carry a small watermark PREMIUM FEATURES • Unlimited new documents every day • Unlimited pages per document • Import several photos at once • Unlimited Smart Scan with multi-page capture • Crop pages • Grayscale, Black & White and Auto-enhance filters • Brightness and contrast controls • No watermark on your PDFs • High quality and Small file PDF options • Extract text from your scans • No ads Privacy Policy: https://www.metko.org/scannerpdf/privacy.html Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
SolarCalc ROI
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SolarCalc ROI helps you calculate how much you can save by going solar — in minutes. Pick your location on the map, enter your monthly electricity bill, and get a detailed solar ROI estimate including: • System size & panel count • Annual energy production • Annual savings in your local currency • Installation cost estimate • Payback period • 25-year CO₂ savings FEATURES - Apple Maps integration for precise location selection - 50+ countries supported with local electricity prices - Advanced options: roof direction, shading, panel quality, battery storage - 25-year projection chart - Comparison mode: compare different system sizes - Regional solar data - PDF report generation - Price quote creator - Share results with clients Built by the team behind solarcalc.net - your free online solar calculator. Visit us at solarcalc.net for more solar tools and resources.
Screenshots
Verdict
The clearest difference is in-app purchases: SolarCalc ROI at none against Photo to PDF's 3. SolarCalc ROI also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Photo to PDF sells 3 in-app purchases, starting at $4.99 per 7 days. SolarCalc ROI asks for nothing beyond the download.
Photo to PDF ships an update weekly, SolarCalc ROI every 2 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.
| Parameter | Photo to PDF | SolarCalc ROI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 50 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | METKO LABS BILISIM ITHALAT VE IHRACAT TICARET LIMITED SIRKETI | Muhammed Celik |
In-app purchases
Photo to PDF
- Scanner Pdf for iPhone$4.997 Days
- Scanner Pdf for iPhone$9.991 Month
- Scanner Pdf for iPhone$39.991 Year
SolarCalc ROI
No in-app purchases
Questions
Is Photo to PDF free?
Is SolarCalc ROI free?
Do Photo to PDF or SolarCalc ROI have ads?
Which is updated more often, Photo to PDF or SolarCalc ROI?
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